'Rookie Blue' recap: 'Homecoming' for Andy ... and a bank robber

"You're Andy McNally. You don't give up."You said it, Oliver Shaw (Matt Gordon) ... and his fellow cop McNally (Missy Peregrym) proved it several times over Thursday (May 30) as ABC's "Rookie Blue" aired episode 2 of Season 4, "Homecoming." And the story, respectively written and directed by series veterans Russ Cochrane and David Wellington, reaffirmed that the show continually succeeds by being as much (if not more) about the regular characters as the given week's crime.On her first day back on the job after the undercover mission that took her and Nick Collins (Peter Mooney) away from 15 Division for several months, Andy wasted no time getting back into literal action. Spared by Oliver's quick intervention from having to ride with Marlo Cruz (Rachael Ancheril) -- the new flame of Andy's ex, Sam Swarek (Ben Bass) -- Andy sensed trouble upon seeing someone flee from a bank.Of course, she was correct: robbery in progress....